Question 1

The overall integrating center for the ANS.

Accepted Answer

A)   sympathetic trunk
B)   hypothalamus
C)   rami communicantes
D)   medulla oblongata
E)   medullaF) C) and D)
G) A) and D)

Question 2

This organ contains modified sympathetic postganglionic neurons that lack nerve processes.

Accepted Answer

A)   sympathetic chain ganglia
B)   collateral ganglia
C)   stellate ganglion
D)   adrenal medullaE) A) and B)
F) All of the above

Question 3

All parasympathetic postganglionic fibers of the head travel through the trigeminal nerve (V) to their final destinations.

Accepted Answer

A) True 
 B)False

Question 4

Cell bodies of preganglionic sympathetic neurons are located within the

Accepted Answer

A)   intramural ganglia.
B)   dorsal root ganglia.
C)   sympathetic trunk.
D)   lateral horns of the gray matter of the spinal cord.E) A) and B)
F) A) and C)

Question 5

Network of autonomic axons giving rise to nerves of the pelvic organs.

Accepted Answer

A)   pulmonary plexus
B)   dorsal root ganglion
C)   stellate ganglion
D)   aortic plexus
E)   inferior hypogastric plexusF) A) and D)
G) B) and D)

Question 6

Focusing the eye on a nearby object in the field of vision is a function of which division of the ANS?

Accepted Answer

A)   sympathetic
B)   somatic
C)   cranial
D)   parasympatheticE) All of the above
F) B) and D)

Question 7

Which of these characteristics definitively distinguishes the autonomic nervous system from the somatic nervous system?

Accepted Answer

A)   myelinated axons
B)   cell bodies outside the CNS
C)   cholinergic fibers
D)   cell bodies within the CNSE) B) and C)
F) All of the above

Question 8

Which division of the nervous system is characterized by highly branched postganglionic fibers that innervate multiple organs?

Accepted Answer

A)   somatic motor
B)   parasympathetic
C)   visceral sensory
D)   sympatheticE) A) and B)
F) A) and C)

Question 9

Which of these statements concerning gray rami communicantes is incorrect?

Accepted Answer

A)   Their fibers are unmyelinated.
B)   They are associated with sympathetic trunk ganglia.
C)   They contain all the preganglionic fibers traveling to the sympathetic chain.
D)   They carry postganglionic fibers to peripheral structures.E) B) and D)
F) None of the above

Question 10

Figure 15.1
Use the diagram above to answer the following questions.
-Which letter indicates the celiac ganglion and plexus?

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) A) and B)
G) B) and E)

Question 11

All of the following plexi contain fibers from the vagus nerve except

Accepted Answer

A)   the esophageal.
B)   the celiac.
C)   the superior mesenteric.
D)   the otic.E) A) and B)
F) All of the above

Question 12

Division of the ANS most active when the body is at rest describes the

Accepted Answer

A)   parasympathetic division.
B)   sympathetic division.
C)   autonomic nervous system.D) A) and B)
E) A) and C)

Question 13

Parasympathetic stimulation of the pelvic organs causes defecation, voiding of urine, and erection.

Accepted Answer

A) True 
 B)False

Question 14

Which division of the autonomic nervous system innervates the sweat glands in skin?

Accepted Answer

A)   somatic
B)   parasympathetic
C)   integumentary
D)   sympatheticE) C) and D)
F) All of the above

Question 15

The site of origin of the preganglionic fibers of the parasympathetic nervous system is the

Accepted Answer

A)   chain and prevertebral ganglia.
B)   higher brain centers.
C)   brain stem and the sacral region of the cord.
D)   thoracolumbar region of the spinal cord.E) A) and D)
F) A) and C)

Question 16

Postganglionic fibers of the parasympathetic system are called because they release the neurotransmitter acetylcholine.

Accepted Answer

The answer of Postganglionic fibers of the parasympathetic system are...

Question 17

Division that is dominant during exercise, excitement, or emergencies.

Accepted Answer

A)   sympathetic
B)   cholinergic
C)   parasympathetic
D)   enteric nervous system
E)   inferior hypogastric plexusF) B) and E)
G) None of the above

Question 18

Another name for a chain ganglion is

Accepted Answer

A)   intramural ganglion.
B)   paravertebral ganglion.
C)   prevertebral ganglion.
D)   sympathetic trunk.E) B) and C)
F) A) and B)

Question 19

Figure 15.1
Use the diagram above to answer the following questions.
-Which letter indicates the pelvic sympathetic trunk?

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) B) and D)
G) C) and D)

Question 20

Which of the following disorders of the sympathetic division does not involve a problem with blood vessels?

Accepted Answer

A)   congenital megacolon
B)   hypertension
C)   Raynaudʹs disease
D)   mass reflex reactionE) B) and C)
F) A) and D)

Exam 15: The Autonomic Nervous System and Visceral Sensory Neurons

Figure 15.1 Use the diagram above to answer the following questions. -Which letter indicates the pelvic sympathetic trunk?

Correct AnswerverifiedShow Answer

The overall integrating center for the ANS.

Correct AnswerverifiedShow Answer

This organ contains modified sympathetic postganglionic neurons that lack nerve processes.

Correct AnswerverifiedShow Answer

Division that is dominant during exercise, excitement, or emergencies.

Correct AnswerverifiedShow Answer

Postganglionic fibers of the parasympathetic system are called because they release the neurotransmitter acetylcholine.

Correct AnswerverifiedShow Answer

Cell bodies of preganglionic sympathetic neurons are located within the

Correct AnswerverifiedShow Answer

Network of autonomic axons giving rise to nerves of the pelvic organs.

Correct AnswerverifiedShow Answer

Which of these characteristics definitively distinguishes the autonomic nervous system from the somatic nervous system?

Correct AnswerverifiedShow Answer

Figure 15.1 Use the diagram above to answer the following questions. -Which letter indicates the celiac ganglion and plexus?

Correct AnswerverifiedShow Answer

Parasympathetic stimulation of the pelvic organs causes defecation, voiding of urine, and erection.

Correct AnswerverifiedShow Answer

Which division of the autonomic nervous system innervates the sweat glands in skin?

Correct AnswerverifiedShow Answer

Focusing the eye on a nearby object in the field of vision is a function of which division of the ANS?

Correct AnswerverifiedShow Answer

All parasympathetic postganglionic fibers of the head travel through the trigeminal nerve (V) to their final destinations.

Correct AnswerverifiedShow Answer

Which division of the nervous system is characterized by highly branched postganglionic fibers that innervate multiple organs?

Correct AnswerverifiedShow Answer

Another name for a chain ganglion is

Correct AnswerverifiedShow Answer

Division of the ANS most active when the body is at rest describes the

Correct AnswerverifiedShow Answer

Which of these statements concerning gray rami communicantes is incorrect?

Correct AnswerverifiedShow Answer

Which of the following disorders of the sympathetic division does not involve a problem with blood vessels?

Correct AnswerverifiedShow Answer

The site of origin of the preganglionic fibers of the parasympathetic nervous system is the

Correct AnswerverifiedShow Answer

All of the following plexi contain fibers from the vagus nerve except

Correct AnswerverifiedShow Answer

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